217178100

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{157}}^1$

素因数の和:259

約数の個数: 216

約数和(自身を含む): 722063160

約数和(自身を除く): 504885060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 29, 30, 36, 45, 50, 53, 58, 60, 75, 87, 90, 100, 106, 116, 145, 150, 157, 159, 174, 180, 212, 225, 261, 265, 290, 300, 314, 318, 348, 435, 450, 471, 477, 522, 530, 580, 628, 636, 725, 785, 795, 870, 900, 942, 954, 1044, 1060, 1305, 1325, 1413, 1450, 1537, 1570, 1590, 1740, 1884, 1908, 2175, 2355, 2385, 2610, 2650, 2826, 2900, 3074, 3140, 3180, 3925, 3975, 4350, 4553, 4611, 4710, 4770, 5220, 5300, 5652, 6148, 6525, 7065, 7685, 7850, 7950, 8321, 8700, 9106, 9222, 9420, 9540, 11775, 11925, 13050, 13659, 13833, 14130, 15370, 15700, 15900, 16642, 18212, 18444, 22765, 23055, 23550, 23850, 24963, 26100, 27318, 27666, 28260, 30740, 33284, 35325, 38425, 40977, 41605, 45530, 46110, 47100, 47700, 49926, 54636, 55332, 68295, 69165, 70650, 74889, 76850, 81954, 83210, 91060, 92220, 99852, 113825, 115275, 124815, 136590, 138330, 141300, 149778, 153700, 163908, 166420, 204885, 208025, 227650, 230550, 241309, 249630, 273180, 276660, 299556, 341475, 345825, 374445, 409770, 416050, 455300, 461100, 482618, 499260, 624075, 682950, 691650, 723927, 748890, 819540, 832100, 965236, 1024425, 1206545, 1248150, 1365900, 1383300, 1447854, 1497780, 1872225, 2048850, 2171781, 2413090, 2496300, 2895708, 3619635, 3744450, 4097700, 4343562, 4826180, 6032725, 7239270, 7488900, 8687124, 10858905, 12065450, 14478540, 18098175, 21717810, 24130900, 36196350, 43435620, 54294525, 72392700, 108589050, 217178100]

約数ペア:

[(1, 217178100), (2, 108589050), (3, 72392700), (4, 54294525), (5, 43435620), (6, 36196350), (9, 24130900), (10, 21717810), (12, 18098175), (15, 14478540), (18, 12065450), (20, 10858905), (25, 8687124), (29, 7488900), (30, 7239270), (36, 6032725), (45, 4826180), (50, 4343562), (53, 4097700), (58, 3744450), (60, 3619635), (75, 2895708), (87, 2496300), (90, 2413090), (100, 2171781), (106, 2048850), (116, 1872225), (145, 1497780), (150, 1447854), (157, 1383300), (159, 1365900), (174, 1248150), (180, 1206545), (212, 1024425), (225, 965236), (261, 832100), (265, 819540), (290, 748890), (300, 723927), (314, 691650), (318, 682950), (348, 624075), (435, 499260), (450, 482618), (471, 461100), (477, 455300), (522, 416050), (530, 409770), (580, 374445), (628, 345825), (636, 341475), (725, 299556), (785, 276660), (795, 273180), (870, 249630), (900, 241309), (942, 230550), (954, 227650), (1044, 208025), (1060, 204885), (1305, 166420), (1325, 163908), (1413, 153700), (1450, 149778), (1537, 141300), (1570, 138330), (1590, 136590), (1740, 124815), (1884, 115275), (1908, 113825), (2175, 99852), (2355, 92220), (2385, 91060), (2610, 83210), (2650, 81954), (2826, 76850), (2900, 74889), (3074, 70650), (3140, 69165), (3180, 68295), (3925, 55332), (3975, 54636), (4350, 49926), (4553, 47700), (4611, 47100), (4710, 46110), (4770, 45530), (5220, 41605), (5300, 40977), (5652, 38425), (6148, 35325), (6525, 33284), (7065, 30740), (7685, 28260), (7850, 27666), (7950, 27318), (8321, 26100), (8700, 24963), (9106, 23850), (9222, 23550), (9420, 23055), (9540, 22765), (11775, 18444), (11925, 18212), (13050, 16642), (13659, 15900), (13833, 15700), (14130, 15370)]